简单的js反选，全选，全不选

<html>

  <head>

    <base href="<%=basePath%>">

    <title>My JSP 'check.jsp' starting page</title>

    <meta http-equiv="pragma" content="no-cache">

    <meta http-equiv="cache-control" content="no-cache">

    <meta http-equiv="expires" content="0">

    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">

    <meta http-equiv="description" content="This is my page">

    <!--

    <link rel="stylesheet" type="text/css" href="styles.css">

    -->

  </head>

  <body>

    <input type="checkbox" id="boxid" onclick="selAllNo()">全选/全不选

    <hr>

    <input type="checkbox" name="love"/>篮球

    <input type="checkbox" name="love"/>足球

    <input type="checkbox" name="love"/>乒乓球

    <input type="checkbox" name="love"/>排球

    <input type="checkbox" name="love"/>保龄球

    <hr>

    <input type="button" name="checkedAll" onclick="selAll()" value="全选">

    <input type="button" name="checkedNo" onclick="selNo()" value="全不选">

    <input type="button" name="checkedOther" onclick="selOther()" value="反选">

    <script type="text/javascript">

        function selAll(){

            var loves = document.getElementsByName("love");

            for(var i=0;i<loves.length;i++){

                var love1 = loves[i];

                love1.checked = true;

            }

        }

        function selNo(){

            var loves = document.getElementsByName("love");

            for(var i=0;i<loves.length;i++){

                var love1 = loves[i];

                love1.checked = false;

            }

        }

        function selOther(){

            var loves = document.getElementsByName("love");

            for(var i=0;i<loves.length;i++){

                var love1 = loves[i];

                if(love1.checked==true){

                    love1.checked = false;

                }else{

                    love1.checked = true;

                }

            }

        }

        function selAllNo(){

            var boxid = document.getElementById("boxid");

            if(boxid.checked==true){

                selAll();

            }else{

                selNo();

            }

        }

    </script>

  </body>

</html>
秒客网

简单的js反选，全选，全不选

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